Scooby-Doo and Guess Who? Season 1 Episode 26 - Space Station Scooby! Episode Title:Space Station Scooby!.Episode Description:Velma and the gang are invited to help Bill Nye the Science Guy test his new experimental space voyager but things turn sour when they are met with only eerie silence and the missing crew of the multi-national space station. They follow the sound of uneven tapping to an electronically locked door with Bill & Velma recognizing it as Morse code. Using the tapped out message, Nye enters the code into the keypad opening the door to reveal Neil deGrasse Tyson. Quickly explaining the monster of the week, a giant Tardigrade (or water bear) appears shortly after, threatening not only the mission, but the entire station as well.